345313737 has 6 divisors (see below), whose sum is σ = 498786522. Its totient is φ = 230209152.

The previous prime is 345313723. The next prime is 345313753. The reversal of 345313737 is 737313543.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 233356176 + 111957561 = 15276^2 + 10581^2 .

It is not a de Polignac number, because 345313737 - 2⁴ = 345313721 is a prime.

It is not an unprimeable number, because it can be changed into a prime (345313757) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 19184088 + ... + 19184105.

It is an arithmetic number, because the mean of its divisors is an integer number (83131087).

Almost surely, 2^345313737 is an apocalyptic number.

It is an amenable number.

345313737 is a deficient number, since it is larger than the sum of its proper divisors (153472785).

345313737 is a wasteful number, since it uses less digits than its factorization.

345313737 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38368199 (or 38368196 counting only the distinct ones).

The product of its digits is 79380, while the sum is 36.

The square root of 345313737 is about 18582.6192179682. The cubic root of 345313737 is about 701.5704448321.

The spelling of 345313737 in words is "three hundred forty-five million, three hundred thirteen thousand, seven hundred thirty-seven".